#include<bits/stdc++.h>
using namespace std;
int min(int x,int y){
	if(x<y)return x;
	return y;
}
int max(int x,int y){
	if(x>y)return x;
	return y;
}
int main(){
	freopen("bracket.in","r",stdin);
	freopen("bracket.out","w",stdout);
	fclose(stdin);
	fclose(stdout);
	return 0;
}

